baber/WOPTO huggingface dataset:
Patent JP-2002048933-A (JP)
Title: Optical fiber and optical fiber wiring board using its optical fiber
Inventor: YOSHIDA MINORU
IPC: G02B6/00
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide an optical fiber and an optical fiber wiring board using its optical fiber which is specially optimal as the optical fiber wiring board and is suitable for a usage environment under which bending is frequently performed. SOLUTION: The optical fiber 220 the mode field diameter of which is set to almost the same as the mode field diameter of a communicating optical fiber is wired on a substrate 210 to constitute the optical fiber wiring board 200 by making the specific refractive index difference Δ larger than the specific refractive index difference Δ0 of a communicating single mode type optical fiber and enlarging the core diameter more than the core diameter of the communicating optical fiber.
Patent JP-2002049268-A (JP)
Title: Fixing device
Inventor: SUZUKI TOYOTOSHI
IPC: G03G15/20
Filed: 2000-08-03
Abstract: PROBLEM TO BE SOLVED: To provide a fixing device which does not have image disturbances on a recording medium, using a simple structure. SOLUTION: The fixing device has a fixing roller 10 whose peripheral face is covered with rubber 12, and a pressure roller 20 which is situated opposite to the fixing roller 10 in close contact therewith, and the fixing device carrier recording media 1 and 2 between the fixing roller 10 and pressure roller 20, thereby carrying out fixing on the recording media. In the fixing device, the pressure roller 20 includes a metal portion 21, having recesses 21a and 21d in positions which respectively correspond to ends 1a and 2a of recording media, and a rubber portion 22, which covers the periphery of the metal portion 21.
Patent JP-2001094851-A (JP)
Title: Underwater photographing device
Inventor: HANE TOSHIHIDE
IPC: G03B15/00
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To reduce the size of an image pickup device arranged underwater and to easily handle a signal line for connecting the image pickup device to an image receiver arranged on the ground. SOLUTION: The underwater photographing device is provided with an image pickup device 17 arranged underwater and capable of photographing underwater scenes, an image receiver 19 arranged underwater or on the ground and capable of displaying underwater images and an electric signal line 18 both for supplying power from the power supply of the image receiver 19 to the device 17 and for transmitting the electric signals of the images from the device 17 to the receiver 19.  The device 17 is arranged in a waterproof storage case 10 having a transparent plate 12 and provided with an optical part 13 for generating optical images in water observed through the transparent plate 12, a photoelectric conversion part 15 for generating electric signals on the basis of the optical images generated by the optical part 13 and a signal processing part 16 for converting the electric signals generated by the conversion part 15 into the electric signals of the image and outputting the converted electric signals to the signal line 18.
Patent JP-2002053396-A (JP)
Title: METHOD FOR PRODUCING ScB15C0.8 SINGLE CRYSTAL
Inventor: TANAKA TAKAO
IPC: C30B9/06
Filed: 2000-08-04
Abstract: PROBLEM TO BE SOLVED: To provide a new method which comprises depositing a crystal from a melt and growing the crystal by a floating zone method and by which a large size ScB15C0.8 single crystal body can be produced. SOLUTION: In the method for producing the single crystal by the floating zone method, which comprises heating a part of an ScB15C0.8 polycrystal rod to form a molten zone and moving the molten zone to grow the ScB15C0.8 single crystal, a liquid phase composition comprising scandium, boron, carbon and silicon, which coexists in the equilibrium state with the solid phase of ScB15C0.8, is used as the composition of the molten zone, and thus the ScB15C0.8 single crystal is grown.
Patent JP-2002053464-A (JP)
Title: Preventing and treating agent of hypertension
Inventor: SUZUKI ATSUSHI
IPC: A61K31/22
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a preventing and treating agent of hypertension, capable of inhibiting the elevation of the blood pressure also improving hypertension and capable of being used as a food. SOLUTION: This preventing and treating agent of hypertension is obtained by incorporating (a) ferulic acid or a ferulic acid ester and (b) caffeic acid or chlorogenic acid.
Patent JP-2002050308-A (JP)
Title: Deflection yoke
Inventor: ITO KATSUMI
IPC: H01J29/76
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a deflection yoke which is free from polishing of square cores, broadens level of dimensional tolerance of the square cores and performs rotational regulation securely by fixing the square cores. SOLUTION: At least a pair of engaging grooves 6a are provided at a given place opposite to a funnel side end of a square core, a circular fitting part for being fitted with the funnel side end of the square core is provided at an inner periphery of a near-circular funnel part 2 of a separator, and at least a pair of engaging protrusions 2b for engaging with engaging grooves of the square core are provided at a given place opposite to the circular fitting part. The funnel side end of the square core is fitted with the fitting part to unite the funnel part 2 and a neck part, and thus the deflection yoke is completed of which the engaging protrusion part 2b engaging with the engaging grooves 6a of the square core 6 can move toward a radial direction according to the engagement.
Patent JP-2001115238-A (JP)
Title: Martensitic stainless steel welded steel pipe
Inventor: KUSHIDA TAKAHIRO
IPC: C22C38/00
Filed: 2000-08-07
Abstract: PROBLEM TO BE SOLVED: To provide a thick martensitic stainless steel welded steel pipe of a large diameter excellent in corrosion resistance, particularly, in the stress corrosion cracking resistance of the weld zone. SOLUTION: In this welded steel pipe 1, the size of the projection of a welding bead 3 in the seam zone at the inside face is limited small based on the conditional formula in consideration of the width W and height H of the bead and the proof stress of the base material and weld metal. Therefore, the welded steel pipe is excellent in corrosion resistance, particularly, in stress corrosion cracking resistance(SCC resistance) in the base material part and the seam zone at the inside face of the pipe. By the selection of the chemical composition, its corrosion resistance such as sulfide stress cracking resistance (sour resistance) and gaseous carbon dioxide corrosion resistance can moreover be improved.
Patent JP-2002045675-A (JP)
Title: Novel spray drying pelletizing device and manufacturing method of granular food product
Inventor: NISHINOMIYA TAKESHI
IPC: A23L27/00
Filed: 2000-08-08
Abstract: PROBLEM TO BE SOLVED: To provide a spray drying pelletizing device which can suppress thermal denaturation of a raw material, further can be stably and continuously operated and has high drying pelletizing capacity, and to provide a granular food product having especially small thermal denaturation by performing drying pelletization by the spray drying pelletizing device like above. SOLUTION: The spray drying pelletizing device has a spray drying section and a flow pelletizing section in a bath and is provided with a means for introducing air flow downwards or obliquely downwards along an inner surface of a conical part and a means for exhausting air near an upper end of the conical part of the spray drying section. The problem described above (thermal denaturation) is solved by performing drying pelletization by this spray drying pelletizing device and objective granular food can be provided.
Patent JP-2002054326-A (JP)
Title: Blindfold structure
Inventor: NAKATANI TETSUO
IPC: E04H17/16
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a blindfold structure for securing privacy inside a house building, which can be easily assembled together with a well-wooded garden or a handrail wall in balcony. SOLUTION: An exterior construction 3 with a screening wall 32 extended from one side of a box body 31 is positioned to a place in a well-wooded garden 21 in a yard at the edge of a property line, a flower pot 4 is placed in a box body 31, and this flowerpot 4 functions as a weight and each component of the exterior construction 3 is assembled. The exterior construction 3 as a screen or blind is positioned in front of the handrail wall at the peripheral edge of the balcony. The exterior construction 3 as a screen or blind is located at a place where the peoples' eyes from the outside peeking the inside of the house can be seen via sweeping windows 14.
Patent JP-2002056866-A (JP)
Title: Fuel cell system considering freeze proofing of cooling system
Inventor: AOYAMA SATOSHI
IPC: H01M8/04
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide a new technology for separating the water from the antifreeze cooling material to be used for cooling a fuel cell to use the separated water for the fuel cell. SOLUTION: When starting a fuel cell system, a water supply unit 130 separates the water from the antifreeze cooling material CL by using a water separating unit 80, and supplies the separated water to a fuel gas supply unit 110. In normal operation, separation of the water from the antifreeze cooling material CL is stopped, and the water generated by the electrochemical reaction inside the fuel cell 50 is supplied to the fuel gas supply unit 110.
Patent JP-2002027152-A (JP)
Title: Portable telephone connection system
Inventor: MUKAI MASAAKI
IPC: G06Q30/06
Filed: 2000-07-05
Abstract: PROBLEM TO BE SOLVED: To solve the problem of a conventional portable telephone advertise ment distribution system that has unreasonableness where portable telephone subscribers have to almost forcibly see even undesirable advertisements. SOLUTION: This invention provides a portable telephone connection system where, when a portable telephone carrier provides new article information of advertisement sponsors to portable telephone subscribers in portable telephone mail communications, the portable telephone carrier distributes advertisement mails limited to the new article information desired by the portable telephone subscribers and passes part of the advertisement charges equivalent to the desired advertisements of the sponsors to the portable telephone subscribers in a form of a connection charge discount or the like.
Patent JP-2002058283-A (JP)
Title: Controller of ac motor
Inventor: OMORI YOICHI
IPC: H02P6/182
Filed: 2000-08-10
Abstract: PROBLEM TO BE SOLVED: To start even an AC motor having no position sensor quickly and to make possible to start an AC motor even when it is rotating at a high speed. SOLUTION: The AC motor is started through a zero voltage control means comprising a zero voltage applying means for bringing the output voltage of a power converter to zero until the input current vector of the AC motor has a given value Im, means for determining the forward/reverse rotational direction of the AC motor from the rotational direction of the input current vector during zero voltage period, means for finding the phase of flux generated from the rotor at the last time point t2 of zero voltage period by adding/subtracting a fixed phase α dependent on the given value Im of previous period to/from the phase of the input current at the time point t2 depending on forward/reverse rotation,  and means for operating the rotational speed from a value obtained by dividing a fixed value λ dependent on the given value Im of previous period by a zero voltage applying time. When the input current does not reach the given value within a specified time, a sensor less start control means is operated during stopping the AC motor and a microcurrent control means is operated during a low speed.
Patent JP-2002037182-A (JP)
Title: Deep layer water gathering ship of structure relatively little influenced by wave and wind when gathering water of deep place of depth of water (conventional technology)
Inventor: MIYAZAWA KATSUJI
IPC: B63B35/00
Filed: 2000-07-11
Abstract: PROBLEM TO BE SOLVED: To perform stable work by reducing influence by a flow of a tide, a wave and wind by lowering a suction hose through a cylindrical pipe arranged in a proper position in the vicinity of a central part of a hull when gathering oceanic deep layer water. SOLUTION: A pump 3 is arranged in a proper position having a water tank 2 in the hull 1, and a drum 4 is arranged for winding a pumping-up hose 8 via a winch, and the hose is delivered to the sea bottom through the cylindrical pipe 6 arranged in a proper position of the ship's bottom 10 via a hose guide 5. A balancer 9 having proper weight is installed on the tip of the hose to reduce influence by the flow of the tide. When pumping up the water, a temperature sensor is arranged in the vicinity of the pump, and a stable water quality is gathered while confirming a water temperature. At work finishing time, when housing the balancer in the cylindrical pipe, a lower flange of the balancer operates a switch, and the balancer is fixed by operating a fastener of an upper part of the cylindrical pipe, and is constituted so as not to hinder operation of a ship.
Patent JP-2002060993-A (JP)
Title: Exterior parts for timepiece
Inventor: SATO MASAAKI
IPC: G04B37/22
Filed: 2000-08-09
Abstract: PROBLEM TO BE SOLVED: To provide exterior parts for timepieces which are improved in corrosion resistance while maintaining satin-like appearance and further, allow the adoption of measures against metal allergy. SOLUTION: The exterior parts for timepieces have plating layers 6 of 7 to 12 μm formed by subjecting the surfaces of the parts to Cu satin plating and plating layers 8 of 2 to 5 μm formed by applying Cu-Sn alloy plating or Cu-Sn-Zn alloy plating thereon. The plating layers 6 are formed with the satin surfaces by solid particulates 6a. The plating layers 8 improve corrosion resistance without the impairment of the satin feel. The desired satin feel and gloss may be obtained without using an Ni metal by applying the Cu-Sn alloy plating or Cu-Sn-Zn alloy plating to the plating layers.
Patent JP-2002061755-A (JP)
Title: Float type auxiliary valve-incorporated butterfly valve
Inventor: KITSUTAKA YUTAKA
IPC: F16K1/22
Filed: 2000-08-23
Abstract: PROBLEM TO BE SOLVED: To provide a float type auxiliary valve-incorporated butterfly valve that can avoid a water hammer by virtue of gradual constriction of the sectional area of water passage even when a valve element is turned from a small travel range to a fully closing position. SOLUTION: While a main valve element 20 and an auxiliary valve element 21 constituting a valve element 2 are in a fully opening state, a rise in the water level of a water tank 5 in a first effective water level range L raises a main valve element-side float 90 to close the main valve element 20, and a rise in the water level of the water tank 5 from the first effective water level range L to a second effective water level range H raises an auxiliary valve element-side float 91 to close the auxiliary valve element 21. The turning movement of the auxiliary valve element 21 whose valve travel causes a small change in the flow rate of water offers full closing from a small travel range to thus gradually constrict the sectional area of water passage and prevent a sudden stop of the line water flow.
Patent JP-2002061499-A (JP)
Title: Waterproofing device for culvert
Inventor: KOMATSU MITSUAKI
IPC: E21D11/38
Filed: 2000-08-24
Abstract: PROBLEM TO BE SOLVED: To surely prevent water entering into a culvert, such as an underground utility tunnel, underpass, etc., particularly, into such a culvert that is constructed by burying many cylindrical segments underground in a state where the segments are successively connected to each other from adhering to cables, pipelines, etc. SOLUTION: A waterproofing device which prevents underground water from dropping in a culvert A constructed by successively connecting many cylindrical segments 1 underground is provided with trough members 6 forming drainage passages C on the insides of the connections B of adjacent segments 1 along the connections B. Each trough member 6 is formed to have a U-shaped cross section and has outwardly bent sections 6a at both ends. The bent sections 6a are fixed by anchor bolts 8, etc., driven into one of the segments 1 by interposing packing 7 between the bent sections 6a and internal surface of the segment 6a.
Patent JP-2002068151-A (JP)
Title: Label sticking device
Inventor: MORI TAKAMICHI
IPC: B65C9/08
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To eliminate chuck failures and securely stick labels. SOLUTION: A label chucking system 10 chucking a bar code label 9a carried from a bar code label printer 7 is composed of a first and a second fingers which grip the bar code label 9a and a first and a second label guiding parts which are facing the first and the second fingers and guide carriage of the bar code label 9a. When the bar code label 9a is chucked, positioning of the second finger versus the second label guiding part is changeable.
Patent JP-2002071179-A (JP)
Title: Installing structure of ventilator unit
Inventor: HASHIMOTO MASAYUKI
IPC: F24F7/013
Filed: 2000-08-25
Abstract: PROBLEM TO BE SOLVED: To provide an installing structure of a ventilator unit which makes the indoor appearance good and is superior in workability, dewing protection, etc. SOLUTION: The installing structure is for installing a ventilator unit (5) on a wall having an outer wall material (1), an outer wall base (3) forming an air permeable layer (2) with the outer wall material (1), and an interior base (4). The ventilator unit body (51) is mounted on and fixed to the outer wall base (3).
Patent JP-2002071801-A (JP)
Title: Beam scanning type radar device and its beam scanning method
Inventor: FUJII TAKASHI
IPC: G01S13/93
Filed: 2000-08-28
Abstract: PROBLEM TO BE SOLVED: To enhance scanning speed of a beam and to facilitate monitoring of a wider angle by beam scanning. SOLUTION: This device is provided with a device body 1 outputting the beam B, an electric scanning control means 2 electrically controlling a center axis of the beam B so it scans a predetermined scanning angle in reference to a scanning reference axis, and a mechanical rotation control means 3 mechanically controlling the scanning reference axis so as to rotate it along a scanning direction.
Patent JP-2002067356-A (JP)
Title: Ink jet recording method and its apparatus
Inventor: FUKUDA YOSHIHITO
IPC: B41J2/205
Filed: 2000-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a method and its apparatus for preventing lowering of image quality due to uneven graininess and glossiness, and for improving image quality of output image, in gray scale recording. SOLUTION: At the gray scale recording using plural color inks and a black ink, the method and its apparatus make the decisions (S12, S13, S15) based on a previously decided criteria for the gray scale image data. At its first decided result, the gray scale recording is carried out by using the plural color inks (S16). At its second decided result, the gray scale recording is carried out by using the black ink (S17). Thus, the gray scale printing by mixture of the plural color inks and the black ink is avoided.
Patent JP-2002077386-A (JP)
Title: In-voice-band signal device
Inventor: NAKANISHI NORIAKI
IPC: H04M3/00
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To provide an in-voice band signal device, capable of preventing sending of an excess signal level to a leased line and warning an off-hook receiver. SOLUTION: An exchange side in-band ringer 3 has a hook SW 27 for opening/closing a DC loop to a subscriber's loop 9, a call path SW 22 for opening/closing a call path, and a SIG DET 29 for detecting a busy tone by monitoring the call path. A terminal equipment side in-band ringer 2 has an IBR DET 34 for detecting an in-band ringer signal from an exchange side in- band ringer 3 incoming via the leased line 12, a BT OSC 38 for generating the busy tone based on an output from the IBR DET 34, and an alarm display unit 39 for displaying an alarm, based on an output from the IBR DET 34. Thus, a signal exceeding a specified limit level will no longer be sent to the leased line.
Patent JP-2002073823-A (JP)
Title: Individual organism information control system through internet
Inventor: SUGIZAKI FUMIO
IPC: G06Q50/22
Filed: 2000-09-04
Abstract: PROBLEM TO BE SOLVED: To provide an individual organism information control system through the Internet capable of effectively utilizing individually used measuring devices and terminals, improving operability in transmitting organism information, totally controlling registered organism information with examination result determination information, and feeding back the examination result determination information to each individual. SOLUTION: A user side measuring device and a transmission terminal are connected to each other by a transmission and connection device, individually measured organism information is registered in a data base in an information control device, the registered information is searched from a determination terminal of an organism information examining institution, examination result determination information is registered in the data base, completion of registration of the examination result determination information is transmitted by mail to the individual measuring the organism information, and the examination result determination information registered in the data base is searched by the user terminal of each individual.
Patent JP-2001156383-A (JP)
Title: Semiconductor laser element
Inventor: KAYA HIDESUKE
IPC: H01S5/028
Filed: 2000-09-05
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor layer element, in which an end face is difficult to deteriorate and which has high reliability on driving. SOLUTION: An Al2O3 film having a stoichiometric composition of resistivity of 1×1012 Ω.m or more, preferably 1×1013Ω.m or more is used as a low reflecting film 18 coated and formed to one of the end faces of a resonator in the semiconductor laser element. The Al2O3 film is formed particularly by an electron cyclotron resonance plasma sputtering method. The semiconductor laser element being proper for usage as a light source for optical communication and having a long operation lifetime is realized by inhibiting the lowering of an optical output in the case of driving by a constant current by suppressing the deterioration of an end face.
Patent JP-2002076265-A (JP)
Title: Semiconductor element, method of mounting the same and semiconductor device
Inventor: YANAGIDA TOSHIHARU
IPC: H01L25/18
Filed: 2000-09-01
Abstract: PROBLEM TO BE SOLVED: To provide a method of mounting a semiconductor element, a semiconductor element and a semiconductor device, with which a semiconductor device can be made smaller and thinner and have higher performance and high connection reliability. SOLUTION: In this method of mounting a semiconductor element, a semiconductor element 100, obtained by laminating intermediate boards 130 electrically connected with a semiconductor chip 120, is mounted on a circuit board CB. A plurality of intermediate boards 130 are laminated by using interlayer connecting terminals 134b, and the intermediate boards 130 and the circuit boards CB are mounted, by using an external connecting terminal 134a made f a material which is softer than of that of the interlayer connecting terminals 134b.